Western Union is six months into a migration of 900 to 1,200 applications that run across a 3,900-core server fleet. The decision to move came during a period of re-invention at Western Union, a 175-year-old company that is currently working to become more customer-focused and therefore is open to new suppliers to help reach that goal.
"In the legacy cloud, too many custom modifications to OpenStack made upgrades difficult. Flava adopts an architecture that stays aligned with upstream OpenStack. We keep custom patches to a minimum, and when functional changes are needed, we proactively contribute them upstream so they can be merged into the main project."